SHARE-BASED COMPENSATION Narrative (Details) - USD ($)				6 Months Ended
	Jul. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2020	Jun. 30, 2019
General and Administrative Expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation expense				$ 1,700,000	$ 2,200,000
Employee and Director Restricted Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period				3 years
Fair value (in dollars per share)				$ 6.72
Stock based compensation expense				$ 1,200,000	1,500,000
Shares forfeited				100,000	0
Unrecognized cost		$ 3,100,000	$ 2,700,000	3,100,000
Period of recognition		2 years 1 month 6 days	1 year 7 months 6 days
Fair value of options vested in period				$ 2,800,000	$ 3,100,000
Number of RSUs issued to employees (in shares)				451,353
Shares forfeited (in shares)				18,701
Employee and Director Restricted Shares | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period				5 years
Fair value (in dollars per share)				$ 6.72	$ 10.84
Stock based compensation expense				$ 0	$ 0
Employee and Director Restricted Shares | Chief Executive Officer | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares with accelerated vesting	72,545
Employee and Director Restricted Shares | Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued (in shares)				306,264	235,701
Number of restricted shares forfeited (in shares)				18,701	2,155
Employee and Director Restricted Shares | Common Class A | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued (in shares)				145,089	89,945
Employee and Director Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation expense				$ 400,000	$ 600,000
Period of recognition				2 years 2 months 12 days	2 years 4 months 24 days
Number of stock options exercised (in shares)				0
Vested number of shares (in shares)				0
Cost not yet recognized		$ 900,000		$ 900,000	$ 1,300,000
Options outstanding (in shares)		900,000	900,000	900,000
Exercise price (in dollars per share)		$ 22.68	$ 22.68	$ 22.68
Weighted average grant date fair value, granted (in dollars per share)				$ 10.25	$ 10.25
Weighted average remaining contractual term		5 years 3 months 18 days	5 years 9 months 18 days
Employee and Director Stock Options | Common Class A | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options granted (in shares)				0
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period				3 years
Fair value (in dollars per share)				$ 6.72
Stock based compensation expense				$ 200,000	$ 200,000
Number of RSUs issued to employees (in shares)				60,622	48,535
Shares forfeited (in shares)				0	24,165